testcase for mailing list discussion re: custom tags hierarchy

Tag.cfc

component {


	/** cfc custom tag init( boolean hasEndTag, component parent ) */
	function init( boolean hasEndTag, component parent ) {

		this.name = listFirst(listLast(getCurrentTemplatePath(), '\/'), '.');
		this.parent = arguments.parent ?: "{no-parent}";

		return this;
	}


	/** cfc custom tag onStartTag( struct attributes, struct caller ):boolean */
	boolean function onStartTag( struct attributes, struct caller ) {

		if (isSimpleValue(this.parent))
			echo("<p><br><br>");

		echo("<p>");
		echo(this.name);
		echo("<span style='background-color:yellow; margin:1em; padding:0.5em;'>parent: ");
		echo(isSimpleValue(this.parent) ? this.parent : listLast(getMetaData(this.parent).name, '.'));
		echo("</span>");

		return true;
	}
}

Tag1.cfc

component extends="Tag" {}

Tag2.cfc

component extends="Tag" {}

Tag3.cfc

component extends="Tag" {}

Tag4.cfc

component extends="Tag" {}

test.cfm

<cf_Tag1>
	<cf_Tag2>
		<cf_Tag3>
			<cf_Tag4>
		</cf_Tag3>
	</cf_Tag2>
</cf_Tag1>


<cf_Tag2>
	<cfloop from="1" to="3" index="ii">
		<cfoutput>
			<cf_Tag4>
		</cfoutput>
	</cfloop>
</cf_Tag2>